.fzr {
    --fzr-primary: #1d4ed8;
    --fzr-primary-dark: #1e40af;
    --fzr-text: #172033;
    --fzr-muted: #526074;
    --fzr-border: #cbd5e1;
    --fzr-background: #f8fafc;

    box-sizing: border-box;
    width: 100%;
    max-width: 840px;
    margin: 28px auto;
    padding: clamp(20px, 4vw, 36px);
    color: var(--fzr-text);
    background: #fff;
    border: 1px solid var(--fzr-border);
    border-radius: 16px;
    box-shadow: 0 8px 28px rgb(15 23 42 / 6%);
    font-family: inherit;
    line-height: 1.6;
}

.fzr *,
.fzr *::before,
.fzr *::after {
    box-sizing: border-box;
}

.fzr [hidden] {
    display: none !important;
}

.fzr h2 {
    margin: 0 0 18px;
    color: var(--fzr-text);
    font-size: clamp(1.35rem, 3vw, 1.8rem);
    line-height: 1.3;
}

.fzr h3 {
    margin: 0 0 14px;
    color: var(--fzr-text);
    font-size: 1.15rem;
}

.fzr .fzr-note {
    margin: 0 0 24px;
    padding: 14px 16px;
    color: var(--fzr-muted);
    background: var(--fzr-background);
    border-left: 3px solid var(--fzr-primary);
    border-radius: 4px;
    font-size: 0.875rem;
}

.fzr .fzr-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.fzr .fzr-field {
    min-width: 0;
}

.fzr label {
    display: block;
    margin: 0 0 7px;
    color: var(--fzr-text);
    font-size: 0.95rem;
    font-weight: 600;
}

.fzr input,
.fzr select {
    display: block;
    width: 100%;
    min-height: 48px;
    margin: 0;
    padding: 11px 12px;
    border: 1px solid var(--fzr-border);
    border-radius: 8px;
    color: var(--fzr-text);
    background: #fff;
    font: inherit;
    font-size: 16px;
    line-height: 1.4;
}

.fzr input:focus,
.fzr select:focus,
.fzr button:focus-visible {
    outline: 3px solid #93c5fd;
    outline-offset: 2px;
    border-color: var(--fzr-primary);
}

.fzr input[aria-invalid="true"] {
    border-color: #b91c1c;
}

.fzr .fzr-button {
    display: inline-block;
    min-height: 48px;
    margin: 8px 0 0;
    padding: 12px 24px;
    border: 0;
    border-radius: 8px;
    color: #fff;
    background: var(--fzr-primary);
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.fzr .fzr-button:hover {
    background: var(--fzr-primary-dark);
}

.fzr .fzr-button:disabled {
    opacity: 0.65;
    cursor: wait;
}

.fzr .fzr-help {
    margin: 16px 0 10px;
    color: var(--fzr-muted);
    font-size: 0.875rem;
}

.fzr .fzr-error {
    margin: 20px 0 0;
    padding: 12px 14px;
    color: #991b1b;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 8px;
}

.fzr .fzr-result {
    margin-top: 24px;
    padding: 20px;
    background: var(--fzr-background);
    border: 1px solid var(--fzr-border);
    border-radius: 10px;
}

.fzr .fzr-results {
    margin: 0;
}

.fzr .fzr-result-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 20px;
    padding: 11px 0;
    border-bottom: 1px solid var(--fzr-border);
}

.fzr .fzr-result-row:last-child {
    border-bottom: 0;
}

.fzr dt,
.fzr dd {
    margin: 0;
}

.fzr dd {
    text-align: right;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    overflow-wrap: anywhere;
}

.fzr .fzr-table-wrap {
    margin-top: 24px;
    overflow-x: auto;
}

.fzr .fzr-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.fzr .fzr-table caption {
    padding: 0 0 10px;
    text-align: left;
    font-weight: 700;
}

.fzr .fzr-table th,
.fzr .fzr-table td {
    padding: 10px;
    border-bottom: 1px solid var(--fzr-border);
    text-align: right;
    white-space: nowrap;
}

.fzr .fzr-table th:first-child,
.fzr .fzr-table td:first-child {
    text-align: left;
}

@media (max-width: 600px) {
    .fzr .fzr-grid,
    .fzr .fzr-result-row {
        grid-template-columns: 1fr;
    }

    .fzr .fzr-result-row {
        gap: 4px;
    }

    .fzr .fzr-button {
        width: 100%;
    }

    .fzr dd {
        text-align: left;
    }
}